Roy Rogers' Favorite Butterscotch Pie - cooking recipe

Ingredients

1 1/2 c. dark brown sugar
3 Tbsp. cornstarch
2 Tbsp. flour
1/4 tsp. salt
2 c. warm water
3 egg yolks, beaten
3 Tbsp. butter
1 tsp. vanilla
1 baked pie shell

Preparation

Mix first 5 ingredients.
Bring to a boil.
Cook for 2 minutes, stirring constantly.
Beat egg yolks.
Stir in some of the hot mixture, then return all to saucepan and cook, stirring 1 minute.
Remove from heat.
Add butter and vanilla.
Stir until butter melts.
Pour into pie shell.
Top with meringue or whipped cream.